A Young man from a wealthy family hide them his attraction for tango culture of arrabal. In a milonga he fell in love with Mirella and he have a knife fight with all others guapos that want her, he won. Time pass and Mirella became a mistress but this situation is unstable because of the society prejudices.
| Crew | Francisco Múgica | Cinematography |
| Art | Ricardo J. Conord | Production Design |
| Writing | Manuel Romero | Writer |
| Sound | Alberto Soifer | Music |
| Directing | Manuel Romero | Director |
| Editing | Francisco Múgica | Editor |
| Writing | Mario Bernard | Writer |
